html, body {
    margin: 0;
    padding: 0;
    font-family: monospace, sans-serif;
    cursor: default;
}

canvas {
    display: block;
    border: 2px solid #303540;
    border-radius: 3px;
    box-shadow: 3px 3px 0px 0px rgba(0, 0, 0, 0.4);
    cursor: pointer;
}

input[type="file"] {
    display: none;
}

button, label {
    display: inline-block;
    padding-top: 5px;
    padding-bottom: 5px;
    padding-left: 10px;
    padding-right: 10px;
    background: white;
    border: 2px solid #303540;
    border-radius: 5px;
    font-family: monospace, sans-serif;
    font-size: inherit;
    font-weight: bold;
    cursor: pointer;
    box-shadow: 0px 1px 0px 0px rgba(0, 0, 0, 0.4);
}

button.active {
    background: #ccc;
}

.level-1 {
    background: #fd6;
}

.level-2 {
    background: #fa6;
}

button.margin-left {
    margin-left: 20px;
}

button.margin-right {
    margin-right: 20px;
}

button:hover, label:hover {
    transform: translate(0, -2px);
    box-shadow: 0px 3px 0px 0px rgba(0, 0, 0, 0.4);
}

button.active:hover, label.active:hover {
    transform: translate(0, 0);
    box-shadow: 0px 1px 0px 0px rgba(0, 0, 0, 0.4);
    cursor: default;
}

button:active, label:active {
    transform: translate(0, 0);
    box-shadow: 0px 1px 0px 0px rgba(0, 0, 0, 0.4);
}

button:focus, label:focus {outline:0;}

p.title {
    font-weight: bold;
}

.app {
    position: fixed;
    top: 0px;
    left: 0px;
    width: 100%;
    height: 100%;
    overflow: hidden;
    cursor: default;
}

.main {
    text-align: center;
    position: fixed;
    top: 0px;
    left: 0px;
    width: calc(100% - 300px);
    height: 100%;
    overflow: hidden;
}

.sidebar {
    text-align: center;
    position: fixed;
    top: 0px;
    right: 0px;
    width: 300px;
    height: 100%;
    overflow: hidden;
}

.logo {
    padding: 15px;
}